Create app.py

app.py

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+import streamlit as st
+import nltk
+#nltk.download('all')
+from nltk import WordPunctTokenizer
+# from nltk.corpus import stopwords
+import string
+import pickle
+from nltk.stem.porter import PorterStemmer
+from sklearn.feature_extraction.text import TfidfVectorizer
+from sklearn.model_selection import train_test_split
+from sklearn.naive_bayes import MultinomialNB
+import pandas as pd
+
+spam=pickle.load(open('spam.pkl','rb'))
+predict=pd.DataFrame(spam)
+
+tfid=TfidfVectorizer(max_features=3000)
+
+X=tfid.fit_transform(predict['new_text']).toarray()
+Y=predict['target'].values
+X_train,X_test,Y_train,Y_test=train_test_split(X,Y,test_size=0.2,random_state=2)
+mnb=MultinomialNB()
+mnb.fit(X_train,Y_train)
+
+ps=PorterStemmer()
+
+list=['i', 'me', 'my', 'myself', 'we', 'our', 'ours', 'ourselves', 'you', "you're", "you've", "you'll", "you'd", 'your', 'yours', 'yourself', 'yourselves', 'he', 'him', 'his', 'himself', 'she', "she's", 'her', 'hers', 'herself', 'it', "it's", 'its', 'itself', 'they', 'them', 'their', 'theirs', 'themselves', 'what', 'which', 'who', 'whom', 'this', 'that', "that'll", 'these', 'those', 'am', 'is', 'are', 'was', 'were', 'be', 'been', 'being', 'have', 'has', 'had', 'having', 'do', 'does', 'did', 'doing', 'a', 'an', 'the', 'and', 'but', 'if', 'or', 'because', 'as', 'until', 'while', 'of', 'at', 'by', 'for', 'with', 'about', 'against', 'between', 'into', 'through', 'during', 'before', 'after', 'above', 'below', 'to', 'from', 'up', 'down', 'in', 'out', 'on', 'off', 'over', 'under', 'again', 'further', 'then', 'once', 'here', 'there', 'when', 'where', 'why', 'how', 'all', 'any', 'both', 'each', 'few', 'more', 'most', 'other', 'some', 'such', 'no', 'nor', 'not', 'only', 'own', 'same', 'so', 'than', 'too', 'very', 's', 't', 'can', 'will', 'just', 'don', "don't", 'should', "should've", 'now', 'd', 'll', 'm', 'o', 're', 've', 'y', 'ain', 'aren', "aren't", 'couldn', "couldn't", 'didn', "didn't", 'doesn', "doesn't", 'hadn', "hadn't", 'hasn', "hasn't", 'haven', "haven't", 'isn', "isn't", 'ma', 'mightn', "mightn't", 'mustn', "mustn't", 'needn', "needn't", 'shan', "shan't", 'shouldn', "shouldn't", 'wasn', "wasn't", 'weren', "weren't", 'won', "won't", 'wouldn', "wouldn't"]
+
+def action(text):
+    text=text.lower()
+    text=text.split()
+
+    y=[]
+    for words in text:
+      if words.isalnum():
+        y.append(words)
+
+    text=y[:]
+    y.clear()
+    for words in text:
+        if words not in list and words not in string.punctuation:
+          y.append(words)
+
+    text=y[:]
+    y.clear()
+
+    for words in text:
+        y.append(ps.stem(words))
+
+    return " ".join(y)
+
+st.title("Spam Predictor")
+text=st.text_input("Enter your message",placeholder="Enter here")
+input_text=action(text)
+final_text=tfid.transform([input_text])
+prediction=mnb.predict(final_text)[0]
+
+if st.button("Predict",type='primary',use_container_width=True):
+    if(prediction==1):
+        st.header("Spam")
+    else:   
+        st.header("Not Spam")
+        st.balloons()
+
+#predict=predict.rename(columns={'new_text':'Messages'})
+#st.dataframe(predict['Messages'],use_container_width=True)